This post focus on a guide on how to use WinOLS to remove EGR for Mercedes Benz E270 CDI EDC16C31.And if you interest on EGR removal,I have written some topic before,include:SAAB/OPEL EGR removal,Alfa Romeo 156 EGR removal,Renault Scenic II 1.9 dci EGR removal…
Vehicle Information:
Car:Mercedes Benz E270 CDI
HW:0281011332
SW:1037367903
Solution Type:Close EGR valve
Apply for:MB EDC16C31
Preparations:
WinOLS Video+PDF Tutorial Download
WinOLS Free Download for Win XP/Win 7 Installation
How to Make Checksums for ECU Files with WinOLS
WinOLS Remap Exhaust Gas Recirculation (EGR) Map in The ECU
Procedures:
1.Find EGR map (Desired air quantity) – in this file 40D54
2.Turn on 16bit, HiLo, decimal and 2D mode
3.Search after EGR map 4 hysteresis (25×1) like on the pictures below
4.Fill these maps with 0 like on the pictures below
5.Correct checksum and save binary file
6.Correct checksum and save binary file
7.EGR should be closed from now